*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #fdfbf7;
}
::-webkit-scrollbar-thumb {
    background: #047857;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #064e3b;
}

/* Selection */
::selection {
    background: #064e3b;
    color: #fdfbf7;
}

/* Divider */
.divider-line {
    height: 1px;
    background: linear-gradient(to right, transparent, #a7f3d0, transparent);
    margin: 0;
}

/* Nav */
.nav-line {
    transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Mobile menu */
.mobile-link {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

#mobile-menu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}
#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }

/* Hero animations */
.hero-sub {
    opacity: 0;
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 0.2s;
}

.hero-title {
    opacity: 0;
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 0.5s;
}

.hero-desc {
    opacity: 0;
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 0.8s;
}

.hero-cta {
    opacity: 0;
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 1.1s;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scrollDown {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(400%); }
}

.scroll-line {
    animation: scrollDown 1.5s ease-in-out infinite;
}

/* Menu items */
.menu-item {
    border-bottom: 1px solid rgba(4, 120, 87, 0.08);
    padding-bottom: 0.75rem;
}

.menu-item:last-child {
    border-bottom: none;
}

/* Reveal animations — progressive enhancement, only when JS runs */
@media (prefers-reduced-motion: no-preference) {
    .reveal-up,
    .reveal-left,
    .reveal-right {
        opacity: 1;
        transform: none;
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .reveal-up {
        transform: translateY(0);
    }

    .reveal-left {
        transform: translateX(0);
    }

    .reveal-right {
        transform: translateX(0);
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
}